$ git clone -n https://src.fedoraproject.org/rpms/rust-palette0.6.git /var/lib/mock/f40-build-2439372-60946/root/chroot_tmpdir/scmroot/rust-palette0.6
Cloning into '/var/lib/mock/f40-build-2439372-60946/root/chroot_tmpdir/scmroot/rust-palette0.6'...
$ git fetch origin 3fc2396ae004cdfc1abcb3cd50fc740992e31548:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-palette0.6
 * [new ref]         3fc2396ae004cdfc1abcb3cd50fc740992e31548 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3fc2396 Update to version 0.6.1